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"Let's get at it. We got work to do," Mark Andrew Green told his employees. Here are highlights from his remarks.

Scientists think human pressures on oceans could cause more jellyfish blooms. What to do? Eat them, says a Danish gastrophysicist who has cracked the science of making them palatable.

Arizona is among the states that have declared the opioid epidemic a public health emergency, to help with funding and access to data. It's a move the Trump administration has declined to make.

Microsoft is trying to help more teachers use the hugely popular game in the classroom without alienating the initial enthusiasts.

When asked if Americans should be worried about tensions with North Korea, Secretary of State Rex Tillerson replied, "I think Americans should sleep well at night."

As a candidate, Donald Trump described the economy as something of an unmitigated disaster. Now, he says, "prosperity is coming back to our shores." Is that really true?

The raid reportedly took place in late July, one month after former Trump campaign Chairman Paul Manafort registered as a foreign agent.

Millions of people play video games, but there's plenty of disagreement on whether they're good or bad for brains. Action games may have a different effect than something like Super Mario.

James Hamula was ousted from a midlevel leadership council based on disciplinary action by the religion's highest leaders, a statement from The Church of Jesus Christ of Latter-day Saints says.

Consumers should avoid Maradol papayas from Mexico, according to the Centers for Disease Control and Prevention. The outbreak has spread to 16 states, and one death has been reported.